diff --git a/docker-template/sciops_codebook_env/dist/alpine/codebook.Dockerfile b/docker-template/sciops_codebook_env/dist/alpine/codebook.Dockerfile
index 52146e3..92277e8 100644
--- a/docker-template/sciops_codebook_env/dist/alpine/codebook.Dockerfile
+++ b/docker-template/sciops_codebook_env/dist/alpine/codebook.Dockerfile
@@ -20,7 +20,7 @@ WORKDIR /tmp
 RUN ssh-keyscan -t ed25519 github.com >> $HOME/.ssh/known_hosts && \
     git clone git@github.com:${REPO_OWNER}/${REPO_NAME}.git && \
     # Install jupyter widgets - pinned for iub-lulab
-	conda install -y -n base -c conda-forge "jupyterlab_widgets=1.1.1" "ipywidgets=7.7.1" "nodejs>=18" "plotly=5.7.0" && \ 
+    conda install -y -n base -c conda-forge "jupyterlab_widgets=1.1.1" "ipywidgets=7.7.1" "nodejs>=18" "plotly=5.7.0" && \ 
     pip install ./${REPO_NAME} && \
     cp -r ./${REPO_NAME}/notebooks/ /home/ && \
     cp -r ./${REPO_NAME}/images/ /home/notebooks/ || true && \
diff --git a/docker-template/sciops_codebook_env/dist/debian/codebook.Dockerfile b/docker-template/sciops_codebook_env/dist/debian/codebook.Dockerfile
index 2d1a017..5d783db 100644
--- a/docker-template/sciops_codebook_env/dist/debian/codebook.Dockerfile
+++ b/docker-template/sciops_codebook_env/dist/debian/codebook.Dockerfile
@@ -19,7 +19,7 @@ WORKDIR /tmp
 RUN ssh-keyscan -t ed25519 github.com >> $HOME/.ssh/known_hosts && \
     git clone git@github.com:${REPO_OWNER}/${REPO_NAME}.git && \
     # Install jupyter widgets - pinned for iub-lulab
-	conda install -y -n base -c conda-forge "jupyterlab_widgets=1.1.1" "ipywidgets=7.7.1" "nodejs>=18" "plotly=5.7.0" && \
+    conda install -y -n base -c conda-forge "jupyterlab_widgets=1.1.1" "ipywidgets=7.7.1" "nodejs>=18" "plotly=5.7.0" && \
     pip install ./${REPO_NAME} && \
     cp -r ./${REPO_NAME}/notebooks/ /home/ && \
     cp -r ./${REPO_NAME}/images/ /home/notebooks/ || true && \